B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
1%
1% -- incremental sales growth from personalization for grocery retailers (2026)
Retailers that successfully implement personalization can achieve 1 to 2 percent incremental sales growth in grocery.
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
1%
Unit
Percentage
Data Vintage
2026
Entity
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
50
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
McKinsey & Company
Primary
Tier C
https://birdzi.com/grocery-crm-vs-customer-intelligence-platform/ ↗
Source Article
Grocery CRM vs Customer Intelligence Platform: What's the Difference?
Original Research
McKinsey & Company
· Original study ↗
Methodology
Source reports a range of 1 to 2 percent; midpoint (1.5%) used. Attributed to McKinsey & Company research on retail personalization; original report title and research year not specified in the citing article, so publication year of citing article used as vintage.
Methodology documented
Segmentation
IndustryRetail
Channelmulti-channel
Cite this stat
Plain Text
grocery retailers: 1% incremental sales growth from personalization. Source: McKinsey & Company (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/grocery-personalization-incremental-sales-growth
HTML Embed
<blockquote cite="https://lighthousedata.io/data/grocery-personalization-incremental-sales-growth" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>1%</strong> -- incremental sales growth from personalization for grocery retailers<br><small>Source: McKinsey & Company (2026) · <a href="https://lighthousedata.io/data/grocery-personalization-incremental-sales-growth" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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